Bioresources and Bioprocessing

Table 3 Carbohydrates and proteins in different culture conditions

From: Influence of culture conditions on the production of extracellular polymeric substances (EPS) by Arthrospira platensis

Experiment number	Factors		Response
Experiment number	A—NaNO₃ (mg L⁻¹)	B—PFD (µE m⁻² s⁻¹)	Carbohydrates (mg g⁻¹)	Proteins (mg g⁻¹)
1	0.25	200	23 ± 2.27ª	4.67 ± 0.28ª
2	1.125	200	23.5 ± 1.19ª	4.2 ± 1.37ª^,b,c
3	2	200	24.43 ± 1.40ª	5.46 ± 0.40ª
4	0.25	600	27.43 ± 0.37^b	3.49 ± 0.10^b
5	1.125	600	39.5 ± 2.34^e	7.05 ± 0.30^e
6	2	600	17.53 ± 0.5^c	3.14 ± 0.24^b
7	0.25	1000	23.67 ± 1.41ª	2.56 ± 0.07^d
8	1.125	1000	34 ± 1.49^d	6.46 ± 0.20^e
9	2	1000	38.73 ± 2.55^e	4.80 ± 0.38ª
10 (central point)	1.125	600	36.63 ± 0.51^e	4.18 ± 0.19^c

Statistical differences (One-way ANOVA followed by Tukey’s test; p < 0.05) among conditions are represented as different letters

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